diff --git a/benchmarks/basic_commands.py b/benchmarks/basic_commands.py
index 646fcbc5d0ec053b48afe7ad35c6fad115090a7e_YmVuY2htYXJrcy9iYXNpY19jb21tYW5kcy5weQ==..5b33a783ff3518bc77b33b0156d648dfd0a887b3_YmVuY2htYXJrcy9iYXNpY19jb21tYW5kcy5weQ== 100644
--- a/benchmarks/basic_commands.py
+++ b/benchmarks/basic_commands.py
@@ -287,6 +287,7 @@
 
 def setup_role(cls):
     """install the right partial variants for the configured action"""
+    cls.params = cls.params[:]
     cls.params[cls._partials_idx] = list(sorted(cls.role_data))
     return cls